Sandra Markle

Every year in Namibia, about two thousand zebras suddenly disappear from their grazing area along the Chobe River. Months later, the herd returns. Where do they go? And why? Thanks to satellite-tracking collars, scientists were able to solve the...

Jackals will eat almost anything. On the African savanna, they will even steal food from much bigger animals, like lions. Learn more about the lives of jackals. Author - Sandra Markle. Narrator - Book Buddy Digital Media. Published Date - Monday, 01...

Crocodiles are near the top of the food chain. They have keen senses that make them excellent hunters. Readers will learn all about them, from how they find prey to how they train their young. Author - Sandra Markle. Narrator - Book Buddy Digital...

Eagles' feather-covered wings, sharp talons, and keen vision make them the top predators in their habitats. These excellent hunters can easily spot prey and glide through the air. Learn about the lives of eagles. Author - Sandra Markle. Narrator -...

Great white sharks can weigh thousands of pounds, and their enormous tail fins send them zooming through the water in pursuit of prey. Find out how these top predators hunt and raise their young. Author - Sandra Markle. Narrator - Book Buddy Digital...

Grizzly bears are top predators in their habitats. Their enormous size, keen senses, and ultra-sharp teeth and claws make them one of nature's greatest hunters. Learn about their lives and see them hunt down prey. Author - Sandra Markle. Narrator -...

Lions are deadly predators. Their size, keen eyesight, and razor-sharp teeth and claws help them take down prey. Find out how lions hunt, interact with other lions in their pride, and raise their young. Author - Sandra Markle. Narrator - Book Buddy...

Owls are one of the world's top predators. These stealthy hunters can fly nearly silently, see long distances, and easily hear prey. Discover the hunting behaviors of owls and see how they train their owlets. Author - Sandra Markle. Narrator - Book...

Polar bears have amazing strength, teeth, and senses that make them one of nature's best hunters. Readers will learn all about these fierce predators, from their hunting behaviors to how they raise their cubs. Author - Sandra Markle. Narrator - Book...

With their sharp senses, ability to run long distances, and powerful bites, wolves are top predators in their habitats. Find out how they work together to hunt and raise their young. Author - Sandra Markle. Narrator - Book Buddy Digital Media....

Late in 2013, snowy owls started showing up in places no one expected to find them—including Florida. What had caused so many of these majestic birds to leave their Arctic home and fly to southern Canada and the United States? Scientists quickly began...

With strong jaws and teeth, Tasmanian devils can eat the tough skin of the meals they scavenge. Discover how Tasmanian devils find food, raise their young as the next generation of scavengers, and more. Author - Sandra Markle. Narrator - Book Buddy...

Panamanian golden frogs aren't just cute, little, and yellow. They're also the national symbol of Panama. But they started to disappear about fifteen years ago. What's killing them? Could it be a change in their habitat? What about pollution? Might it...

Honeybees are a crucial part of our food chain. As they gather nectar from flowers to make sweet honey, these bees also play an important role in pollination, helping some plants produce fruit. But large numbers of honeybees are disappearing every...

Little brown bats do us a big favor. They eat huge numbers of insects! That helps limit the spread of diseases and the damage that insects do to farm crops. But in recent years, large populations of little brown bats have been dying off each winter....

Acclaimed science author Sandra Markle offers a fascinating look at Gobi bears—the rarest bears on the planet. These adorable animals face threats ranging from illegal gold miners to climate change. Find out more about these bears, which are...

Long ago, Nubian giraffes roamed wild across Uganda.Over time, as people constructed roads and towns, giraffe habitat and populations shrank. By 2016, nearly all of the country’s two hundred and fifty giraffes were grouped in one area within Murchison...

In 2007 only thirty Amur leopards remained in the wild. Scientists knew they needed to do more to help these big cats. However, details of the leopards' wild lives in their high-altitude forest home were still a mystery. With the help of new...

Golden lion tamarins are found only in Brazilian forests. These small, remarkable monkeys once had plenty of space to roam and claim family territories. But years of deforestation caused their numbers to shrink. They were in serious danger of becoming...

African penguins waddle around nesting colonies in lower numbers than ever before. Despite South African government efforts to protect the penguin colonies and their ocean fish supply, young penguins still struggle to survive. Fuzzy chicks waiting for...

Southern white rhinos are in trouble. For years, a rumor has been spreading that their horns can be used to cure cancer, and poachers have been targeting these gentle creatures. Sandra Markle takes readers behind the scenes to see how civilians,...

Top-selling science author Sandra Markle presents the story of whale sharks—the largest fish on the planet. Facing threats from commercial fishing as well as climate change, they were categorized as endangered in 2016. Find out how scientists are...

In the dark, Kristofer Helgen and a group of scientists peered up into the treetops of the Ecuadorian cloud forest. Staring back at them was a furry, four-legged creature. Could it be the mysterious, wild olinguito?Helgen had been studying the olingo,...

In the cloud forests of the Amazon Basin, scientists are installing extraordinary numbers of camera traps in the hopes of learning more about an elusive species—woolly monkeys.No one knows for sure how many woolly monkeys are left in the wild. But...